Home / 65,447,724.66-90,318,469.23-36,080,108.14

Finding the Fourth Proportional to 65,447,724.66, 90,318,469.23 and 36,080,108.14

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Solution

The fourth proportional to 65,447,724.66, 90,318,469.23 and 36,080,108.14 is: 49,790,885.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,447,724.66 : 90,318,469.23 = 36,080,108.14 : x
  2. Step 2: Convert to fraction form
    65,447,724.66/90,318,469.23 = 36,080,108.14/x
  3. Step 3: Cross multiply
    65,447,724.66x = 90,318,469.23 × 36,080,108.14
  4. Step 4: Simplify right side
    65,447,724.66x = 3,258,700,136,857,662.50
  5. Step 5: Solve for x
    x = 3,258,700,136,857,662.50/65,447,724.66
  6. Step 6: Final answer
    x = 49,790,885.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.